Added handling of string case for 0

Author: jamienorthman

10_fibonacci/solution/fibonacci-solution.js

@@ -1,6 +1,6 @@
 const fibonacci = function(count) {
     if (count < 0) return "OOPS";
-    if (count === 0) return 0;
+    if (count == 0) return 0;
 
     let firstPrev = 1;
     let secondPrev = 0;